As yet another example of the amazing flexibility and power that Mitsubishi’s iQ-F Controller, Mitsubishi has now added Sequential Function Chart programming to the FX5U and FX5UC compact, cost effective PLCs.
If you have been a PLC programmer for a long time you have probably programmed in ladder logic, and most likely Function Block Diagram languages (FBD) which has also been called Structured Ladder programming. You might have even used Structured text (ST) programming. But have you ever tried SFC? If you have a project where the machine acts very sequentially, SFC can’t be beat for mak